Extended Strong's Greek Lexicon (Abbott-Smith based)
preaching
Usage: κήρυγμα, -τος, τό (κηρύσσω), [in LXX: 2Ch.30:5 (קוֹל), Jon.3.2 (קְרִיאָה), Pro.9:3, I Est.9:3 * ;] in cl., that which is cried by a herald, a proclamation. In NT (see Lft., Notes, 161), of God's heralds, proclamation, message, preaching (i.e. the substance as distinct from the act which would be expressed by † κήρυξις): Mat.12:41, Luk.11:32, 1Co.1:21, 2Ti.4:17, Tit.1:3; with genitive cubic., τὸ κ. μου, 1Co.2:4; ἡμῶν, 1Co.15:14; with genitive obj., Ἰησοῦ Χρ., Rom.16:25.† (AS)